Edwin Carter (1830–1900) was a prospector turned naturalist whose Colorado wildlife collection became the founding exhibit of the Denver Museum of Nature and Science (DMNS). Originally from New York, Carter prospected in the Rocky Mountains during the…

Around 10:30 am on August 5, 2015, an Environmental Protection Agency (EPA) crew ruptured a plug of rock and soil at the Gold King Mine north of Silverton, releasing an estimated 3 million gallons of contaminated wastewater. This water ran into Cement…

From the 1850s to the 1920s, gold and silver mining drove Colorado’s economy, making it into an urbanized, industrial state. The rapid development of Colorado’s mineral resources had political, social, and environmental consequences. The mining of gold…